<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
<head>
    <title>502</title>
</head>
<body>

    <p>发生错误！！！请联系管理员</p>

</body>
</html>
